/* ===================================
   LANCER IA - Minimalist Tech + Cinematic Anime
   =================================== */

:root {
    /* Colors - Obsidian & Bioluminescent */
    --obsidian: #0A0A0A;
    --obsidian-light: #1A1A1A;
    --bio-blue: #4A9EFF;
    --bio-blue-light: #6BB5FF;
    --bio-blue-glow: rgba(74, 158, 255, 0.3);
    --golden: #FFB84D;
    --golden-glow: rgba(255, 184, 77, 0.2);
    
    /* Neutral Grays */
    --gray-100: #F5F5F7;
    --gray-200: #E5E5EA;
    --gray-300: #D1D1D6;
    --gray-400: #C7C7CC;
    --gray-500: #AEAEB2;
    --gray-600: #8E8E93;
    --gray-700: #636366;
    --gray-800: #48484A;
    --gray-900: #2C2C2E;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================================
   RESET & BASE
   =================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-sans);
    background: var(--obsidian);
    color: var(--gray-100);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ===================================
   PARALLAX BACKGROUND LAYERS
   =================================== */

.bg-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.layer-1 {
    background: radial-gradient(
        ellipse at 20% 30%, 
        rgba(74, 158, 255, 0.08) 0%, 
        transparent 50%
    );
    animation: float 20s ease-in-out infinite;
}

.layer-2 {
    background: radial-gradient(
        ellipse at 80% 70%, 
        rgba(255, 184, 77, 0.05) 0%, 
        transparent 50%
    );
    animation: float 25s ease-in-out infinite reverse;
}

.layer-3 {
    background: 
        linear-gradient(180deg, transparent 0%, var(--obsidian) 100%);
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

/* ===================================
   CONTAINER
   =================================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 1;
}

/* ===================================
   TYPOGRAPHY
   =================================== */

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-xl);
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-400) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   BUTTONS
   =================================== */

.btn-primary {
    display: inline-block;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--bio-blue) 0%, var(--bio-blue-light) 100%);
    color: var(--obsidian);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    box-shadow: 
        0 4px 20px var(--bio-blue-glow),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset;
    letter-spacing: -0.01em;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 8px 30px var(--bio-blue-glow),
        0 0 0 1px rgba(255, 255, 255, 0.2) inset;
}

.btn-secondary {
    display: inline-block;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--gray-100);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
    letter-spacing: -0.01em;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--space-3xl) 0;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: var(--space-md);
    line-height: 1;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--bio-blue-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 500;
    color: var(--golden);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--gray-400);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero Visual - Abstract Data Streams */
.hero-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    max-width: 1400px;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.4;
}

.data-stream {
    position: absolute;
    width: 2px;
    height: 100%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        var(--bio-blue) 50%,
        transparent 100%
    );
    opacity: 0.3;
    animation: streamFlow 8s ease-in-out infinite;
}

.stream-1 {
    left: 20%;
    animation-delay: 0s;
}

.stream-2 {
    left: 50%;
    animation-delay: 2s;
}

.stream-3 {
    left: 80%;
    animation-delay: 4s;
}

@keyframes streamFlow {
    0%, 100% { 
        transform: translateY(-20%) scaleY(0.8);
        opacity: 0.2;
    }
    50% { 
        transform: translateY(0) scaleY(1);
        opacity: 0.4;
    }
}

.neural-network {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(
        circle,
        rgba(74, 158, 255, 0.1) 0%,
        transparent 70%
    );
    border-radius: 50%;
    animation: pulse 6s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.3;
    }
}

/* ===================================
   BENTO GRID SECTION
   =================================== */

.bento-grid {
    padding: var(--space-3xl) 0;
    position: relative;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

/* Glassmorphism Cards */
.grid-card {
    position: relative;
    min-height: 500px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-slow);
    cursor: pointer;
}

.card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    transition: transform var(--transition-slow);
}

.medical-bg {
    background: 
        linear-gradient(135deg, rgba(74, 158, 255, 0.15) 0%, transparent 100%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(74,158,255,0.1)" stroke-width="0.5"/><circle cx="50" cy="50" r="30" fill="none" stroke="rgba(74,158,255,0.1)" stroke-width="0.5"/><circle cx="50" cy="50" r="20" fill="none" stroke="rgba(74,158,255,0.1)" stroke-width="0.5"/></svg>');
    background-size: cover, 200px;
    background-position: center;
}

.artisan-bg {
    background: 
        linear-gradient(135deg, rgba(255, 184, 77, 0.15) 0%, transparent 100%),
        repeating-linear-gradient(
            45deg,
            rgba(255, 184, 77, 0.02),
            rgba(255, 184, 77, 0.02) 10px,
            transparent 10px,
            transparent 20px
        );
}

.coach-bg {
    background: 
        linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, transparent 100%),
        radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.card-content {
    position: relative;
    z-index: 1;
    padding: var(--space-xl);
    height: 100%;
    display: flex;
    flex-direction: column;
    background: rgba(10, 10, 10, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
    color: var(--bio-blue);
    opacity: 0.8;
}

.card-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.card-description {
    font-size: 1rem;
    color: var(--gray-400);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.card-features {
    list-style: none;
    margin-top: auto;
}

.card-features li {
    padding: var(--space-xs) 0;
    color: var(--gray-300);
    font-size: 0.95rem;
    position: relative;
    padding-left: 1.5rem;
}

.card-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--bio-blue);
    font-weight: 600;
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        transparent 0%,
        rgba(74, 158, 255, 0.05) 100%
    );
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.grid-card:hover {
    transform: translateY(-8px);
}

.grid-card:hover .card-bg {
    transform: scale(1.05);
}

.grid-card:hover .card-overlay {
    opacity: 1;
}

.grid-card:hover .card-content {
    border-color: rgba(255, 255, 255, 0.1);
}

/* ===================================
   PROCESS SECTION
   =================================== */

.process {
    padding: var(--space-3xl) 0;
    position: relative;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.process-step {
    text-align: center;
    padding: var(--space-lg);
}

.step-number {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--bio-blue) 0%, var(--golden) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-md);
    line-height: 1;
}

.process-step h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.process-step p {
    color: var(--gray-400);
    line-height: 1.6;
}

/* ===================================
   CONTACT SECTION
   =================================== */

.contact {
    padding: var(--space-3xl) 0;
    position: relative;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-text {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.contact-description {
    font-size: 1.25rem;
    color: var(--gray-400);
}

.contact-form {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--gray-100);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--bio-blue);
    box-shadow: 0 0 0 3px var(--bio-blue-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-600);
}

.contact-form button[type="submit"] {
    width: 100%;
    margin-top: var(--space-md);
    cursor: pointer;
    border: none;
    font-family: var(--font-sans);
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    padding: var(--space-2xl) 0 var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: var(--space-3xl);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
    letter-spacing: -0.02em;
}

.footer-brand p {
    color: var(--gray-600);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--bio-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* ===================================
   FLOATING DOCK NAVIGATION
   =================================== */

.dock {
    position: fixed;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    z-index: 1000;
}

.dock-item {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
}

.dock-item::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dock-item:hover::before {
    opacity: 1;
    transform: translateX(-50%) translateY(-12px);
}

.dock-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--bio-blue);
    transform: translateY(-4px);
}

.dock-item.active {
    background: rgba(74, 158, 255, 0.15);
    color: var(--bio-blue);
}

.dock-item svg {
    width: 24px;
    height: 24px;
}

/* ===================================
   RESPONSIVE
   =================================== */

@media (max-width: 768px) {
    :root {
        --space-xl: 2rem;
        --space-2xl: 3rem;
        --space-3xl: 4rem;
    }
    
    .hero {
        min-height: 90vh;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn-primary,
    .hero-cta .btn-secondary {
        width: 100%;
        text-align: center;
    }
    
    .grid {
        grid-template-columns: 1fr;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .dock {
        bottom: var(--space-md);
    }
}

/* ===================================
   UTILITY CLASSES
   =================================== */

.text-gradient {
    background: linear-gradient(135deg, var(--bio-blue) 0%, var(--golden) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-blue {
    box-shadow: 0 0 20px var(--bio-blue-glow);
}

.glow-golden {
    box-shadow: 0 0 20px var(--golden-glow);
}